Bicycle



FIG. 1 is a perspective view of the subject invention showing our new design;

FIG. 2 is left side, elevational view thereof;

FIG. 3 is right side, elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a bicycle, as shown and described. 